Sergei Mikhailovich Lyapunov (1859-1924) was a Russian composer and pianist whose music offers a captivating blend of Russian nationalism and virtuosic flair. Born in Yaroslavl, Lyapunov was a member of the Balakirev circle, a group that championed a distinctly Russian musical identity. His piano works, such as the "12 Études d'exécution transcendante" and "Piano Concertos," showcase his technical prowess and emotional depth, often drawing comparisons to the transcendental studies of Liszt. Lyapunov's compositions, including pieces like "Barcarolle in G sharp minor" and "Nocturne in D flat major," are a testament to his unique voice in the romantic piano repertoire. Despite being overshadowed by some of his contemporaries, Lyapunov's music continues to enchant with its lyrical melodies and pianistic brilliance.